Nicholaus is a distinctive boys' name in United States, ranking #7572 in 2024 with 11 recorded births. The name reached its all-time peak in 1999 with 88 births ranking #1364. Since 1996, the popularity has decreased by 86.6%. In 2024, approximately 1 in every 155,938 boys born was named Nicholaus. FALLING Recent data shows the name is currently falling.